Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Diagnosis System

Terminals Of Ecu

TERMINALS OF ECU CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the A74, R1 and J41 certification ECU (smart key ECU assembly) connectors. (b) Measure the voltage and resistance acco ...

Dtc Check / Clear

DTC CHECK / CLEAR NOTICE: When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Shift Solenoid "A" Actuator Stuck Off (P07507F)
DESCRIPTION Based on signals from the transmission revolution sensors (NT, NC3 and NC), the actual gear is detected. The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunctions of the shift solenoid valves, transmission valve body assembly and automat ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Dynamic Torque Control Awd System: Diameter of the Tire is not Uniform (C1337)
DESCRIPTION The 4WD ECU assembly stores this DTC if a difference in tire size is detected. DTC No. Detection Item DTC Detection Condition Trouble Area C1337 Diameter of the Tire is not Uniform When the following continues for 36 seconds or more: At a vehicle speed of 30 km/h (18.6 m ...